Ubuntu Security Notices
USN-5397-1

USN-5397-1: curl vulnerabilities

Publication date

28 April 2022

Overview

Several security issues were fixed in curl.

Releases

22.04 LTS 21.10 20.04 LTS 18.04 LTS

Packages

curl - HTTP, HTTPS, and FTP client and client libraries

Details

Patrick Monnerat discovered that curl incorrectly handled certain OAUTH2.
An attacker could possibly use this issue to access sensitive information.
(CVE-2022-22576)

Harry Sintonen discovered that curl incorrectly handled certain requests.
An attacker could possibly use this issue to expose sensitive information.
(CVE-2022-27774, CVE-2022-27775, CVE-2022-27776)

Patrick Monnerat discovered that curl incorrectly handled certain OAUTH2.
An attacker could possibly use this issue to access sensitive information.
(CVE-2022-22576)

Harry Sintonen discovered that curl incorrectly handled certain requests.
An attacker could possibly use this issue to expose sensitive information.
(CVE-2022-27774, CVE-2022-27775, CVE-2022-27776)

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release	Package Version
22.04 jammy	libcurl3-gnutls – 7.81.0-1ubuntu1.1
	libcurl3-nss – 7.81.0-1ubuntu1.1
	libcurl4 – 7.81.0-1ubuntu1.1
	curl – 7.81.0-1ubuntu1.1
21.10 impish	libcurl3-gnutls – 7.74.0-1.3ubuntu2.1
	libcurl3-nss – 7.74.0-1.3ubuntu2.1
	libcurl4 – 7.74.0-1.3ubuntu2.1
	curl – 7.74.0-1.3ubuntu2.1
20.04 focal	libcurl3-gnutls – 7.68.0-1ubuntu2.10
	libcurl3-nss – 7.68.0-1ubuntu2.10
	libcurl4 – 7.68.0-1ubuntu2.10
	curl – 7.68.0-1ubuntu2.10
18.04 bionic	libcurl3-gnutls – 7.58.0-2ubuntu3.17
	libcurl3-nss – 7.58.0-2ubuntu3.17
	libcurl4 – 7.58.0-2ubuntu3.17
	curl – 7.58.0-2ubuntu3.17

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USN-5397-1: curl vulnerabilities

Packages

Details

Update instructions

Reduce your security exposure

References